M.S./Ph.D. Student

Junyoung Park

Graduate School of Artificial Intelligence (GSAI), POSTECH

I am a first-year M.S./Ph.D. student at the Graduate School of Artificial Intelligence (GSAI), POSTECH, advised by Prof. Sangdon Park in the Trustworthy Machine Learning Lab. My research interests lie in red teaming and safety of agentic AI systems, as well as real-world applications of reinforcement learning.

AI Safety Agentic Red Teaming Reinforcement Learning

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Publications

Selected research

2026

MJ: Multi-turn LLM Jailbreaking via Decomposed Credit Assignment

Junyoung Park, Namgyu Park, Sechan Lee, Yoon-Chan Jhi, Jihoon Cho, Sangdon Park

NeurIPS 2026 · Poster

arXiv ↗

2025

Retrieval-Augmented Generation with Estimation of Source Reliability

Jeongyeon Hwang, Junyoung Park, Hyejin Park, Dongwoo Kim, Sangdon Park, Jungseul Ok

EMNLP, 2025 Main (long)

Paper ↗ PDF ↗

Education

Academic background

2026–Present

POSTECH

M.S./Ph.D. in Artificial Intelligence

Graduate School of Artificial Intelligence

2019–2026

POSTECH

B.S. in Computer Science and Engineering

Department of Computer Science and Engineering